Home / 53,826.40-80,914.56-48,305.44

Finding the Fourth Proportional to 53,826.40, 80,914.56 and 48,305.44

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Solution

The fourth proportional to 53,826.40, 80,914.56 and 48,305.44 is: 72,615.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,826.40 : 80,914.56 = 48,305.44 : x
  2. Step 2: Convert to fraction form
    53,826.40/80,914.56 = 48,305.44/x
  3. Step 3: Cross multiply
    53,826.40x = 80,914.56 × 48,305.44
  4. Step 4: Simplify right side
    53,826.40x = 3,908,613,423.21
  5. Step 5: Solve for x
    x = 3,908,613,423.21/53,826.40
  6. Step 6: Final answer
    x = 72,615.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.